“…In 2015, the BND return is 0.56% also resulting in slight underperformance by LETF portfolios. However, in 2010, 2011, 2012, 2014, 2016, and 2017 when the aggregate bond fund did relatively well, the LETF portfolios outperform by up to five percent over a traditional portfolio (see the 3x LETF portfolio in 2011). On average, even under a near zero interest rate environment over the last eight years, a portfolio of LETFs outperforms a traditional portfolio.…”